San Antonio I.S.D. officials are investigating a possible case of excessive force after this YouTube video appears to show Officer Joshua Kehm slam a 12-year-old girl onto a concrete floor on March 29, 2016.

San Antonio I.S.D. officials are investigating a possible case of excessive force after this YouTube video appears to show Officer Joshua Kehm slam a 12-year-old girl onto a concrete floor on March 29, ... more

A video circulating on social media shows Round Rock police officer Rigo Valles grabbing Round Rock High School student Gyasi Hughes' neck before throwing him to the ground on Oct. 8, 2015. Valles was later cleared of wrongdoing.

A video circulating on social media shows Round Rock police officer Rigo Valles grabbing Round Rock High School student Gyasi Hughes' neck before throwing him to the ground on Oct. 8, 2015. Valles was later ... more

A June 5, 2015, video showing McKinney Officer David Eric Casebolt throwing a black girl in a bikini to the ground raised questions about racial bias and aggressive policing. The video also shows the officer ... more

Amarillo Police Cpl. Vern Wilson was suspected of using excessive force after he asked 14-year-old Jacob Herrera to remove a rosary he wore at a football game on Oct. 29, 2014. The rosary was allegedly associated with gang apparel.

Amarillo Police Cpl. Vern Wilson was suspected of using excessive force after he asked 14-year-old Jacob Herrera to remove a rosary he wore at a football game on Oct. 29, 2014. The rosary was allegedly ... more

Four Houston police officers received criticism over the 2010 beating of 15-year-old burglary suspect Chad Holley, who was running from officers when he tripped and surrendered. The video shows officers kick and beat Holley.

Four Houston police officers received criticism over the 2010 beating of 15-year-old burglary suspect Chad Holley, who was running from officers when he tripped and surrendered. The video shows officers kick ... more

Four Houston police officers received criticism over the 2010... Photo-7940119.127727 - San Antonio Express-News

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Dash cam video captured Paris, Texas officer Jeremy Massey slamming handcuffed teenager Cornelius Gill onto the hood of a police cruiser in November 2009. Massey was suspended for two days without pay, and Gill was jailed for disorderly conduct.

Dash cam video captured Paris, Texas officer Jeremy Massey slamming handcuffed teenager Cornelius Gill onto the hood of a police cruiser in November 2009. Massey was suspended for two days without pay, and ... more